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2026-06-15 - 14:28
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon Jun 15, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31049212667,6sleep20-21swapper/207:05:102
3925212362,7sleep30-21swapper/307:09:523
35922121111,7sleep10-21swapper/107:05:331
36162111101,7sleep00-21swapper/007:05:510
166192620,0sleep20-21swapper/208:15:172
235512550,1sleep340-21ksoftirqd/308:20:193
235512550,1sleep340-21ksoftirqd/308:20:193
198262550,0sleep20-21swapper/208:45:172
232712530,0sleep30-21swapper/307:25:003
409699280,26cyclictest1302-21apt11:55:010
410999271,25cyclictest0-21swapper/209:15:272
410199270,26cyclictest0-21swapper/112:14:021
410199270,26cyclictest0-21swapper/110:46:381
410199270,26cyclictest0-21swapper/108:43:301
410199270,26cyclictest0-21swapper/108:04:481
409699270,26cyclictest0-21swapper/009:24:520
4101992622,3cyclictest0-21swapper/107:58:361
410199260,26cyclictest0-21swapper/109:12:001
410199260,25cyclictest0-21swapper/112:31:271
410199260,25cyclictest0-21swapper/109:52:431
410199260,25cyclictest0-21swapper/107:14:111
223242260,0sleep10-21swapper/108:50:121
410999250,24cyclictest0-21swapper/212:06:182
410999250,24cyclictest0-21swapper/209:45:192
4101992521,3cyclictest0-21swapper/109:26:581
410199250,24cyclictest0-21swapper/112:27:171
410199250,24cyclictest0-21swapper/107:53:451
4101992422,2cyclictest0-21swapper/108:33:031
4101992422,2cyclictest0-21swapper/108:09:411
4101992420,3cyclictest0-21swapper/109:22:061
4101992420,3cyclictest0-21swapper/109:16:091
4096992421,3cyclictest0-21swapper/008:33:150
4101992321,2cyclictest0-21swapper/111:31:561
4101992321,2cyclictest0-21swapper/109:09:121
4101992321,2cyclictest0-21swapper/107:44:241
4101992321,2cyclictest0-21swapper/107:26:591
4101992320,3cyclictest0-21swapper/110:27:521
410199230,22cyclictest0-21swapper/111:09:431
410199230,22cyclictest0-21swapper/110:54:101
410199230,22cyclictest0-21swapper/107:46:391
4109992219,2cyclictest0-21swapper/208:53:212
410999221,20cyclictest0-21swapper/212:04:262
4101992219,2cyclictest0-21swapper/110:09:411
410199220,21cyclictest0-21swapper/111:59:321
410199220,21cyclictest0-21swapper/111:29:151
410199220,21cyclictest0-21swapper/110:41:401
410199220,21cyclictest0-21swapper/109:49:551
410199220,21cyclictest0-21swapper/109:42:371
409699220,21cyclictest0-21swapper/012:07:140
409699220,21cyclictest0-21swapper/007:19:180
4109992117,3cyclictest0-21swapper/210:37:162
410999210,21cyclictest0-21swapper/211:26:002
410999210,21cyclictest0-21swapper/207:11:142
410999210,20cyclictest0-21swapper/211:03:112
410999210,20cyclictest0-21swapper/210:41:072
410999210,20cyclictest0-21swapper/210:30:162
410999210,20cyclictest0-21swapper/207:53:302
410999210,20cyclictest0-21swapper/207:43:472
410199217,8cyclictest0-21swapper/111:10:241
4101992119,2cyclictest0-21swapper/108:24:571
4101992119,2cyclictest0-21swapper/108:24:571
4101992118,2cyclictest0-21swapper/109:31:401
4101992117,3cyclictest0-21swapper/112:19:151
4101992117,3cyclictest0-21swapper/109:58:341
4101992117,3cyclictest0-21swapper/108:39:481
410199210,20cyclictest0-21swapper/111:47:441
410199210,20cyclictest0-21swapper/111:44:451
410199210,20cyclictest0-21swapper/111:16:251
410199210,20cyclictest0-21swapper/111:02:411
410199210,20cyclictest0-21swapper/110:33:521
410199210,20cyclictest0-21swapper/110:04:431
410199210,20cyclictest0-21swapper/108:49:571
410199210,20cyclictest0-21swapper/108:11:001
4096992118,2cyclictest1843-21cat09:00:170
409699210,20cyclictest0-21swapper/010:26:350
410999202,17cyclictest0-21swapper/211:50:102
4109992018,1cyclictest749-21snmpd09:51:222
4109992016,3cyclictest0-21swapper/207:15:112
4109992015,4cyclictest0-21swapper/207:30:562
410999201,17cyclictest0-21swapper/210:50:112
410999200,2cyclictest0-21swapper/211:15:502
410999200,2cyclictest0-21swapper/208:23:392
410999200,2cyclictest0-21swapper/208:23:382
410999200,19cyclictest0-21swapper/211:45:472
410999200,19cyclictest0-21swapper/210:10:042
410999200,19cyclictest0-21swapper/209:30:112
410999200,19cyclictest0-21swapper/209:25:432
4101992018,2cyclictest0-21swapper/108:59:301
4101992018,2cyclictest0-21swapper/107:23:261
4101992018,2cyclictest0-21swapper/107:17:491
4101992016,3cyclictest0-21swapper/110:57:551
4101992016,3cyclictest0-21swapper/110:39:521
410199200,20cyclictest0-21swapper/110:15:581
410199200,20cyclictest0-21swapper/110:10:161
410199200,20cyclictest0-21swapper/109:36:551
410199200,19cyclictest0-21swapper/109:02:391
4096992018,1cyclictest749-21snmpd12:11:440
4096992018,1cyclictest749-21snmpd10:55:260
4096992018,1cyclictest749-21snmpd10:07:520
4096992018,1cyclictest749-21snmpd09:51:340
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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